@color: red;

.lessBox {
  .box {
    color: @color;
    background-color: lightblue;
    transform: translateX(100);

    &:before {
      @arr: "hello", "world";
      content: ` @{arr}.join(" ") .toUpperCase() `;
    }
  }
  .bigImg {
    width: auto;
    height: 100px;
    background: url('@/assets/imgs/big.png') no-repeat;
  }
}

